APA (7th ed.) Citation

Hartnett, J. P. (1976). Alternative energy sources. Acad. Press [u.a.].

Chicago Style (17th ed.) Citation

Hartnett, James P. Alternative Energy Sources. New York [u.a.]: Acad. Press [u.a.], 1976.

MLA (9th ed.) Citation

Hartnett, James P. Alternative Energy Sources. Acad. Press [u.a.], 1976.